--- bundled/group/apps/polytope/src/Makefile.inc.orig	2016-01-25 06:34:27.000000000 -0700
+++ bundled/group/apps/polytope/src/Makefile.inc	2016-02-11 20:49:15.076803757 -0700
@@ -1,11 +1,11 @@
 ifeq (${ImportedIntoExtension},)
-  StaticLibs := sympol
+  # StaticLibs := sympol
 
-  sympol_interface$O : ExtraCXXFLAGS += -I${ExtensionTop}/external/sympol
-  sympol_raycomputation_beneathbeyond$O : ExtraCXXFLAGS += -I${ExtensionTop}/external/sympol
+  sympol_interface$O : ExtraCXXFLAGS += -I/usr/include/sympol
+  sympol_raycomputation_beneathbeyond$O : ExtraCXXFLAGS += -I/usr/include/sympol
   sympol_raycomputation_ppl$O : ExtraCXXFLAGS += -I${ExtensionTop}/external/sympol
 
-  LIBS += ${BuildDir}/staticlib/sympol/libsympol$A $(subst %A,${A},${CddLib} ${LrsLib})
+  LIBS += -lsympol -lcddgmp
 endif
 
 ifneq ($(filter 4.4%,${GCCversion}),)
--- bundled/group/configure.pl.orig	2016-01-25 06:34:27.000000000 -0700
+++ bundled/group/configure.pl	2016-02-11 20:02:05.245685103 -0700
@@ -28,7 +28,7 @@ sub proceed {
    my ($options)=@_;
    my $boost_path;
    # everything can include permlib headers
-   $CXXflags='-I${ExtensionTop}/external/permlib/include';
+   $CXXflags='-I/usr/include/permlib';
 
    if (defined ($boost_path=$options->{boost})) {
       $boost_path .= '/include' if (-d "$boost_path/include/boost");
--- bundled/group/staticlib/sympol/Makefile.inc.orig	2016-01-25 06:34:27.000000000 -0700
+++ bundled/group/staticlib/sympol/Makefile.inc	2016-02-11 20:49:15.077803677 -0700
@@ -4,7 +4,7 @@ src := ${ExtensionTop}/external/sympol/s
 
 vpath %.cpp $(src)
 
-ExtraCXXFLAGS := -I${ExtensionTop}/external/permlib/include -I${ExtensionTop}/external/sympol/sympol ${LrsCflags} -DGMP -DLRS_QUIET ${CddCflags} -DGMPRATIONAL 
+ExtraCXXFLAGS := -I/usr/include/permlib -I/usr/include/sympol ${LrsCflags} -DGMP -DLRS_QUIET ${CddCflags} -DGMPRATIONAL
 
 # Local Variables:
 # mode: Makefile
--- bundled/libnormaliz/apps/polytope/src/Makefile.inc.orig	2016-01-25 06:34:27.000000000 -0700
+++ bundled/libnormaliz/apps/polytope/src/Makefile.inc	2016-02-11 20:49:15.078803597 -0700
@@ -1,4 +1,5 @@
-ExtraCXXFLAGS = -I$(ExtensionTop)/external/libnormaliz
+ExtraCXXFLAGS = -I/usr/include/libnormaliz
+LIBS += -lnormaliz
 
 # force a recent C++ standard for normaliz but keep it compatible with older
 # gcc versions and use tr1/unordered_{map,set} for polymake data structures
--- bundled/libnormaliz/apps/polytope/src/normaliz.cc.orig	2016-01-25 06:34:27.000000000 -0700
+++ bundled/libnormaliz/apps/polytope/src/normaliz.cc	2016-02-11 20:49:15.078803597 -0700
@@ -78,7 +78,7 @@ namespace libnormaliz {
    }
 }
 
-#include "libnormaliz/libnormaliz-all.cpp"
+#include <libnormaliz/cone.h>
 
 namespace libnormaliz {
    template<>
--- perl/polymake-config.orig	2016-01-25 06:34:27.000000000 -0700
+++ perl/polymake-config	2016-02-11 20:02:05.249684783 -0700
@@ -125,9 +125,6 @@ while (defined ($_=shift)) {
 
    } elsif ($_ eq "--ldflags") {
       my $ldflags=$conf{LDflags};
-      if ($ldflags !~ /(?:^|\s)-L$conf{InstallLib}(?:\s|$)/) {
-         $ldflags="-L$conf{InstallLib} $ldflags";
-      }
       my $add_rpath=1;
       open CF, ">$tmpfile.cc" or die "can't create temporary file $tmpfile.cc: $!\n";
       print CF "int main() { return 0; }\n";
@@ -145,8 +142,6 @@ while (defined ($_=shift)) {
       close CC;
       if ($^O eq "darwin") {
          $ldflags="$conf{ARCHFLAGS} $ldflags -flat_namespace";
-      } elsif ($add_rpath) {
-         $ldflags.=" -Wl,-rpath,$conf{InstallLib}";
       }
       $ldflags=~s/^\s+//; $ldflags=~s/\s+$//; $ldflags=~s/\s{2,}/ /g;
       if ($debug_asked=defined($debug)) {
--- support/configure.pl.orig	2016-01-25 06:34:27.000000000 -0700
+++ support/configure.pl	2016-02-11 20:02:05.250684704 -0700
@@ -389,7 +389,7 @@ if (defined $CC) {
 print "ok ($CXX is ", defined($GCCversion) ? "GCC $GCCversion" : defined($CLANGversion) ? "CLANG $CLANGversion" : "ICC $ICCversion", ")\n";
 
 $PERL     =$vars{PERL}     || $^X;
-$CXXOPT   =$vars{CXXOPT}   || "-O3";
+$CXXOPT   =$vars{CXXOPT}   || "-O2";
 $CXXDEBUG =$vars{CXXDEBUG} || "";
 $Cflags   =$vars{CFLAGS}   || "";
 $CXXflags =$vars{CXXFLAGS} || $Cflags;
@@ -628,10 +628,6 @@ if (defined $GMP) {
    $CXXflags .= " -I$GMP/include";
    my $libdir=get_libdir($GMP, "gmp");
    $LDflags .= " -L$libdir";
-   if (($^O ne "darwin" || $options{fink} eq ".none.") && exists $options{gmp}) {
-      # non-standard location
-      $LDflags .= " -Wl,-rpath,$libdir";
-   }
 }
 
 my $MPFR=$options{mpfr};
@@ -640,10 +636,6 @@ if (defined($MPFR) && $MPFR ne $GMP) {
    $CXXflags .= " -I$MPFR/include";
    my $libdir=get_libdir($MPFR, "mpfr");
    $LDflags .= " -L$libdir";
-   if ($^O ne "darwin" || $options{fink} eq ".none.") {
-      # non-standard location
-      $LDflags .= " -Wl,-rpath,$libdir";
-   }
 }
 
 if ($check_prereq) {